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18NM NW Galveston TX

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 12:20 am CST Dec 11, 2025
Forecast Valid: 12am CST Dec 11, 2025-6pm CST Dec 17, 2025

Overnight

NNE wind around 10 kt. Clear. Seas around 1 ft.

Thursday

NE wind 5 to 10 kt becoming SE in the afternoon. Sunny. Seas 1 ft or less.

Thursday Night

Variable winds 5 kt or less. Patchy fog after 3am. Seas 1 ft or less.

Friday

Variable winds 5 kt or less. Patchy fog before 11am. Seas 1 ft or less.

Friday Night

Variable winds 5 kt or less. A slight chance of showers after midnight. Patchy fog. Seas 1 ft or less.

Saturday

Variable winds 5 kt or less. A chance of showers. Areas of fog before 11am. Seas 1 ft or less.

Saturday Night

SE wind 5 to 10 kt becoming NNE after midnight. A chance of showers and thunderstorms after midnight. Patchy fog. Seas 1 ft or less.

Sunday

NNE wind 10 to 15 kt. A slight chance of showers. Patchy fog before noon. Seas around 1 ft.

Sunday Night

NE wind around 15 kt. Partly cloudy. Seas around 1 ft.

*Notices:

This forecast is for a single location. For safety concerns, mariners should be aware of the weather over a larger area. Forecast information for a larger area can be found within the zone forecast and the NDFD graphics.
The forecast conditions at a particular point may not exceed the criteria of a Small Craft Advisory, Gale, Storm etc. These watches/warnings/advisories are issued for the entire zone in which the point resides and mariners should act accordingly.